# Sebastian Diemer

> Sebastian Diemer is a seed investor in Frankfurt backing SaaS and Banking. See 2 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Frankfurt, Germany
- Total investments: 2
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/sebastiandiemer/
- Facebook: https://www.facebook.com/sebastian.diemer1

Sebastian Diemer is a seed investor in Frankfurt focused on SaaS and Banking. Sebastian Diemer is the CEO at Wallfair.

## Contacts

5 contacts available for Sebastian Diemer: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/sebastian-diemer?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 1 | 50% |
| Banking | 1 | 50% |
| FinTech | 1 | 50% |
| Finance | 1 | 50% |
| Big Data | 1 | 50% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Pre-Seed | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Bullet Global | SaaS for SMEs |  | Pre-Seed | Jul 19, 2018 | https://www.bulletglobal.com/ |
| Monedo | Monedo's Group’s mission is to improve financial freedom for the underbanked with the use of technology. Combining non-traditional data sources and machine learning, the company is aiming to provide access to better credit and a higher convenience for digital banking services. The product offerings include consumer loans, a digital wallet anda personal finance manager designed to help customers manage their credit score and plan their spending. Monedo also offers a “Lending as a Service” model, allowing partners to integrate Monedo's credit products via an API into their own platform and services.Founded in 2012 and headquartered in Hamburg, Germany, Monedo covers more than 5 markets worldwide, amongst others Russia, Mexico, Spain and Poland. Up until now, the company has processed more than four million loan applications through its subsidiaries. Monedo's team of more than 350 people is led by CEO and Co-Founder Alexander Graubner-Müller and is financially backed by world-class investors including PayU, J.C. Flowers, Peter Thiel, and the World Bank’s IFC. |  | Seed | Mar 04, 2012 | https://www.monedo.com/ |

2 of 2 investments shown.

## Co-investors
- [b10 | Venture Capital](https://shizune.co/investors/profile/b10) — VC Fund, 1 deal together
- [Digital Pioneers](https://shizune.co/investors/profile/digital-pioneers) — VC Fund, 1 deal together
- [IONIQ](https://shizune.co/investors/profile/ioniq-group) — VC Fund, 1 deal together

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## FAQ

### What does Sebastian Diemer invest in?

Sebastian Diemer invests primarily in SaaS, Banking and FinTech startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Sebastian Diemer?

Public channels for Sebastian Diemer include LinkedIn and Facebook. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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